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External steerable fiber for use in endoluminal deployment of expandable devices

  • US 9,782,282 B2
  • Filed: 10/23/2012
  • Issued: 10/10/2017
  • Est. Priority Date: 11/14/2011
  • Status: Active Grant
First Claim
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1. A catheter assembly comprising:

  • a catheter having a leading end and a trailing end and comprising a main lumen extending between the leading end and the trailing end and a side port;

    a catheter tip arranged at the leading end of the catheter;

    an expandable device positioned at the leading end of the catheter, the expandable device having a proximal end and a distal end, a collapsed configuration for endoluminal delivery of the expandable device to a treatment site, and an expanded configuration having a diameter larger than the diameter of the collapsed configuration;

    a steering line extending through the main lumen of the catheter, the steering line being releaseably coupled to and disposed within at least a portion of the expandable device to allow selective bending of the expandable device, anda lock wire extending through the main lumen, wherein a portion of the lock wire passes through the side port of the main lumen of the catheter, engages the steering line, and reenters the main lumen of the catheter shaft and continues to the catheter tip.

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